idnr: 146


3			4
2			3

Difficulty: Super easy (0)

idnr: 368

		4
			3
2
	1

Difficulty: Super easy (0)

idnr: 757

3	4
	1
		3
		4	1

Difficulty: Super easy (0)

idnr: 339

		1	2


4	3

Difficulty: Super easy (0)